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Boulder Opals > Boulder Opals $101 to $200

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Deep Blue (Black) Boulder Opal   Origin Quilpie,  Queensland Australia Opal Type Solid Opal Type 2 (Boulder Opal) Approximate Size 3/4" x 9/16" x 1/8" (19mm x 14mm x 4mm) Colour & Description Gorgeous Queensland boulder opal with a highly polished surface. Lovely deep blue to black in colour  There are no pits or imperfections in the polish.  Colour is on the front of the stone only. Transparency Opaque Cut Freeform Face Surface Flat. Weight 15.25 Carats Treatment None FRONT SIDE SIZING PHOTO Click on any of the photos for an enlargement. Hit the "back" button on your browser to return here. Imperfections seen on highly enlarged photos are not necessarily visible or easily noticeable to the naked eye.